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shellflower, shell-flower, turtlehead, snakehead, snake-head, Chelone glabra | showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple | |
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shellflower, shall-flower, shell ginger, Alpinia Zerumbet, Alpinia speciosa, Languas speciosa | cultivated for its shining oblong leaves and arching clusters of white flowers with pink shading and crinkled yellow lips with variegated magenta stripes |